The company product web page.

House rules, character descriptions, and links.

Details of all Harnic religions. Maintained by a team of Harn fans across the world, including many who helped work on the HarnMaster Religion supplement.

The official online Hârn discussion forum.

Official fan page for HârnWorld, featuring new rules and campaign background. Accepts submissions.

Character descriptions and campaign journals.

A portal site to the world of Hârn. Features a FAQ, download, and Fan Projects.

The record of an ongoing campaign; character setups, session logs, and some notes from the referee on how it all went together.

Campaign background, Hârnic folksongs, and treatises on medieval agriculture.

A guide to the Thardic Republic.

Features two adventures, and a new players' guide.

Features house rule and a database of Hârn fan-sites.

Group of interlinked sites also known as the "Harnworld & Harnmaster Ring".